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2013110123202 = 2321632501327431
BaseRepresentation
bin11101010010110110101…
…101101011101011000010
321010110012002212010001200
4131102312231223223002
5230440322142420302
64140450544242030
7265304513466423
oct35226655535302
97113162763050
102013110123202
11706834201452
122861a2610316
13117ab26b2519
146d613ac364a
1537573e3381c
hex1d4b6b6bac2

2013110123202 has 48 divisors (see below), whose sum is σ = 4388833171008. Its totient is φ = 666868943520.

The previous prime is 2013110123083. The next prime is 2013110123249. The reversal of 2013110123202 is 2023210113102.

2013110123202 is a `hidden beast` number, since 20 + 1 + 311 + 0 + 12 + 320 + 2 = 666.

It is a super-2 number, since 2×20131101232022 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73374427 + ... + 73401857.

It is an arithmetic number, because the mean of its divisors is an integer number (91434024396).

Almost surely, 22013110123202 is an apocalyptic number.

2013110123202 is an abundant number, since it is smaller than the sum of its proper divisors (2375723047806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2013110123202 is a wasteful number, since it uses less digits than its factorization.

2013110123202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52615 (or 52612 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2013110123202 its reverse (2023210113102), we get a palindrome (4036320236304).

It can be divided in two parts, 2013110 and 123202, that added together give a palindrome (2136312).

The spelling of 2013110123202 in words is "two trillion, thirteen billion, one hundred ten million, one hundred twenty-three thousand, two hundred two".

Divisors: 1 2 3 6 9 18 163 326 489 978 1467 2934 25013 27431 50026 54862 75039 82293 150078 164586 225117 246879 450234 493758 4077119 4471253 8154238 8942506 12231357 13413759 24462714 26827518 36694071 40241277 73388142 80482554 686131603 1372263206 2058394809 4116789618 6175184427 12350368854 111839451289 223678902578 335518353867 671036707734 1006555061601 2013110123202